(Nov. 21-25, 2023)
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| In Shirokawa-cho, Seiyo City, Ehime Prefecture, Shiraishi and Kito-san conducted a investigation of Torinosu-type limestone. In addition to the investigation in June, we walked over 100km along mountain trails. | |
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| Although autumn leaves can be seen in places, there are still many ticks. | |
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